Troubleshooting the Support System

Problems in the support ticket system and its related features can prevent email replies from importing properly and cause other disruptions.

Email Importing

Email importing retrieves customers' email replies to support tickets. You can use POP3, IMAP, Google®, or Microsoft® for email importing.

Argument 7 Ticket Errors

You see a `Argument 7 passed to processPoppedTicket()` error in bounced support emails after performing a WHMCS software update.

Auto-Submitted Header Errors

Troubleshoot and resolve The system prevented an autoresponder from opening a ticket. (WHMCS 8.4 and later) or Prevented an Auto Responder from Opening a Ticket (WHMCS 8.3 and earlier) errors.




Email Loop Errors

Troubleshoot and resolve The system blocked a potential email loop. (WHMCS 8.4 and later) or Blocked Potential Email Loop (WHMCS 8.3 and earlier) errors.

Logon Failure Errors

Troubleshoot and resolve Logon failure: unknown user name or bad password errors.


POP3 Cron Not Running

Troubleshoot and resolve a POP3 cron not running emails and WHMCS Pop Cron Did Not Run errors.


Remove Quoted Email Replies

Customize the text strings that email piping and importing use to detect quoted email replies, preventing cluttered support tickets.


Set Up Email Importing

Set up email importing using POP3 or IMAP with a Google® email account. WHMCS will import the email replies from this account into the correct support tickets.

Set Up Email Importing - Google

Set up email importing with OAuth2 using Google®. Email importing with Google using this method includes additional security benefits with OAuth2 authentication.

Set Up Email Importing - Microsoft

Set up email importing using OAuth2 and Microsoft Entra® ID (formerly Azure Active Directory). Email importing with Microsoft includes additional security benefits with OAuth2 authentication.

Single ID Errors

Troubleshoot and resolve Error: the single id was not found in response errors.

System Timezone Issues

Troubleshoot and resolve timezone-related automation issues, like incorrect timestamps or cron frequency warnings.